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Oct 17, 2026 · Databases

Milvus 3.0 Delete Space Not Returned? The Queued Release Pipeline: Compaction Then GC

This article explains the Milvus 3.0 deletion pipeline from request to disk space reclamation, covering tombstone creation, query visibility via bitmaps, L0 segment materialization, two-phase compaction, and GC tolerance windows that delay space return by hours.